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Geyser1999-12-24
Grand0944 E, 2056 E
Great Fountain0034 E, 1101 E, 2008 E
Values for Old Faithful Area1999-12-24
Astronomical Twilight Begin06:12
Nautical Twilight Begin06:47
Civil Twilight Begin07:24
Sunrise07:57
Sunset16:47
Civil Twilight End17:21
Nautical Twilight End17:58
Astronomical Twilight End18:33
Moon Illumination96.38%

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